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CVE-2018-2773

17
FAUCET Score

CVE-2018-2773 is a denial-of-service vulnerability affecting MySQL Server versions 5.5.59 and prior, 5.6.39 and prior, and 5.7.21 and prior, specifically within the Client programs subcomponent. This vulnerability allows a highly privileged attacker with infrastructure logon to cause a complete system hang or repeatable crash. Rated with a CVSS v3.0 Base Score of 4.1 (Medium), it requires local access and high privileges, but is difficult to exploit. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
>= 5.5.0, <= 5.5.59CPE matchmatch criteria
cpe:2.3:a:oracle:mysql:*:*:*:*:*:*:*:*
>= 5.6.0, <= 5.6.39CPE matchmatch criteria
cpe:2.3:a:oracle:mysql:*:*:*:*:*:*:*:*
>= 5.7.0, <= 5.7.21CPE matchmatch criteria
cpe:2.3:a:oracle:mysql:*:*:*:*:*:*:*:*
7.0CPE matchmatch criteria
cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:*
8.0CPE matchmatch criteria
cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

4.1MEDIUM

CVSS:3.0/AV:L/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:H

Attack Vector
LOCAL
Attack Complexity
HIGH
Privileges Required
HIGH
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
Exploitability Score
0.5
Impact Score
3.6
CvssVersion
3.0

Exploit Intelligence

EPSS Score
0.51%
Probability of exploitation in next 30 days
EPSS Percentile
40.4%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0051 is in the 90th percentile among its peer group of 418 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (28)

oraclepatch availablevia nvd_reference
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Software Collections for Red Hat Enterprise Linux 6Fixed in: rh-mysql56-mysql-0:5.6.40-1.el6
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Software Collections for Red Hat Enterprise Linux 6Fixed in: rh-mysql57-mysql-0:5.7.24-2.el6
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Software Collections for Red Hat Enterprise Linux 6.7 EUSFixed in: rh-mysql56-mysql-0:5.6.40-1.el6
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Software Collections for Red Hat Enterprise Linux 6.7 EUSFixed in: rh-mysql57-mysql-0:5.7.24-2.el6
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Software Collections for Red Hat Enterprise Linux 7Fixed in: rh-mysql56-mysql-0:5.6.40-1.el7
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Software Collections for Red Hat Enterprise Linux 7Fixed in: rh-mysql57-mysql-0:5.7.24-1.el7
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Software Collections for Red Hat Enterprise Linux 7.3 EUSFixed in: rh-mysql56-mysql-0:5.6.40-1.el7
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Software Collections for Red Hat Enterprise Linux 7.3 EUSFixed in: rh-mysql57-mysql-0:5.7.24-1.el7
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Software Collections for Red Hat Enterprise Linux 7.4 EUSFixed in: rh-mysql56-mysql-0:5.6.40-1.el7
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Software Collections for Red Hat Enterprise Linux 7.4 EUSFixed in: rh-mysql57-mysql-0:5.7.24-1.el7
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Software Collections for Red Hat Enterprise Linux 7.5 EUSFixed in: rh-mysql56-mysql-0:5.6.40-1.el7
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Software Collections for Red Hat Enterprise Linux 7.5 EUSFixed in: rh-mysql57-mysql-0:5.7.24-1.el7
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Software Collections for Red Hat Enterprise Linux 7.6 EUSFixed in: rh-mysql57-mysql-0:5.7.24-1.el7
View patch
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 5Fixed in: mysql55-mysql
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 6Fixed in: mysql
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 7Fixed in: mariadb
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 8Fixed in: mariadb
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux OpenStack Platform 7 (Kilo)Fixed in: mariadb-galera
redhatend of lifevia redhat_api
Product: Red Hat OpenStack Platform 10 (Newton)Fixed in: mariadb-galera
redhatend of lifevia redhat_api
Product: Red Hat OpenStack Platform 11 (Ocata)Fixed in: mariadb-galera
redhatend of lifevia redhat_api
Product: Red Hat OpenStack Platform 12 (Pike)Fixed in: mariadb-galera
redhatend of lifevia redhat_api
Product: Red Hat OpenStack Platform 13 (Queens)Fixed in: mariadb-galera
redhatend of lifevia redhat_api
Product: Red Hat OpenStack Platform 8 (Liberty)Fixed in: mariadb-galera
redhatend of lifevia redhat_api
Product: Red Hat OpenStack Platform 9 (Mitaka)Fixed in: mariadb-galera
redhatend of lifevia redhat_api
Product: Red Hat Software CollectionsFixed in: rh-mariadb100-mariadb
redhatend of lifevia redhat_api
Product: Red Hat Software CollectionsFixed in: rh-mariadb101-mariadb
redhatend of lifevia redhat_api
Product: Red Hat Software CollectionsFixed in: rh-mariadb102-mariadb

Vendor Advisories (1)

redhatCVE-2018-2773Low

mysql: pid file can be created in a world-writeable directory (CPU Apr 2018)

Apr 17, 2018

References

access.redhat.com / errata/RHSA-2018:1254
access.redhat.com / errata/RHSA-2018:3655
lists.debian.org / debian-lts-announce/2018/04/msg00020.html
Third Party Advisory
security.netapp.com / advisory/ntap-20180419-0002
Third Party Advisory
usn.ubuntu.com / 3629-1
Third Party Advisory
usn.ubuntu.com / 3629-2
usn.ubuntu.com / 3629-3
debian.org / security/2018/dsa-4176
Third Party Advisory
oracle.com / technetwork/security-advisory/cpuapr2018-3678067.html
PatchVendor Advisory
securityfocus.com / bid/103811
Third Party AdvisoryVDB Entry
securitytracker.com / id/1040698
Third Party AdvisoryVDB Entry